Method for manufacturing a lithographic printing plate
AssigneeMitsubishi Paper Mills Limited
InventorJun Yamada
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Abstract
An object of the present invention is to provide a method for manufacturing an aluminum printing plate which is superior in fine line reproduction and has no occurrence of spot-like defect in the silver image part. According to the present invention, a method for manufacturing a lithographic printing plate is provided, wherein an aluminum plate subjected to at least graining treatment and anodizing treatment is rinsed with water, then coated with a liquid containing physical development nuclei, and subsequently coated with a silver halide emulsion layer.
Claims8
A method for manufacturing a lithographic printing plate, wherein an aluminum plate subjected to at least graining treatment and anodizing treatment is rinsed with water, then coated with a liquid containing physical development nuclei in a wet state of the surface of the aluminum plate, and subsequently coated with a silver halide emulsion layer.
Dependencies are inferred from the claim text.